Data as of Oct 28, 2026.
ARKK vs OARK: Differences, Returns & Fees
Over the year to Oct 28, 2026, ARKK returned −3.5% to OARK's −2.3%, and ARKK charges 0.75% to OARK's 1.00%.
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Net assets on Oct 27, 2026: $6.6bn for ARK Innovation ETF and $40m for YieldMax Innovation Option Income Strategy ETF.
Pair scorecard
ARKK costs 0.25 points a year less; their one-year returns differ by 1.2 points; ARKK is far larger, $6.6bn against $40m.
| Measure | ARKK | OARK |
|---|---|---|
| Return | ||
| Total return, 1 year | −3.5% | −2.3% |
| Price change, 1 year | fell 3.5% | fell 37.0% |
| Latest payout, annualized | 27.5% | |
| Drawdown | ||
| Below its all-time high | 44.2%, high on Feb 12, 2021 | |
| Against its benchmark | ||
| What it tracks | Broad innovation and megatrends | Benchmark: ARK Innovation ETF, measured through ARKK |
| Against the S&P 500, 1 year | behind by 17.2 pts | |
| Against its benchmark, 1 year | behind by 17.2 pts | |
| Cost and size | ||
| Expense ratio | 0.75% | 1.00% |
| Net assets, as of Oct 27, 2026 | $6.6bn | $40m |
| Active share vs the S&P 500 | 85% | |
| Holdings | ||
| Holdings in common | 0% | |
| In the S&P 500, by weight | 36% | |
| Top ten holdings, share of the fund | 49% | |
Holdings in common uses holdings dated Oct 27, 2026 and Oct 28, 2026. Method
Risk and return
Dec 2, 2022 to Oct 23, 2026 · 203 weekly returnsEach against its own benchmark: ARKK against VOO, Nov 7, 2014 to Oct 23, 2026; OARK against ARKK, Dec 2, 2022 to Oct 23, 2026.
ARKK returned more: +116.6% to +41.0%. OARK swung less: 30.1% to 39.6%. OARK fell slightly less at its worst: −34.1% to −37.4%.
Full scorecard
19 measures, with how each is measured Open ↓
| Measure | ARKK | OARK | Edge | How it is measured |
|---|---|---|---|---|
| Return | ||||
| Total return | +116.6% | +41.0% | ARKK | Price change plus distributions, reinvested. |
| Annualized | +21.9% | +9.2% | ARKK | Total return as a yearly rate. |
| Price return | +114.9% | −74.3% | ARKK | Price change alone, distributions left out. |
| Risk | ||||
| Volatility | 39.6% | 30.1% | OARK | Spread of weekly returns, annualized. Lower is steadier. |
| Downside deviation | 25.1% | 22.1% | OARK | Like volatility, counting only weeks below the Treasury bill rate. |
| Max drawdown | −37.4% | −34.1% | OARK (slight) | Deepest fall from a high to the low after it. |
| Upside capture | 236.0% | 50.3% | Share of its benchmark's rise caught in the weeks it rose. | |
| Downside capture | 139.9% | 92.8% | Share of its benchmark's fall taken in the weeks it fell. Lower is better. | |
| Beta | 1.68 | 0.73 | Not an edge | How far it moves for each 1% its benchmark moves. |
| R squared | 0.55 | 0.91 | Not an edge | Share of its weekly moves its benchmark explains. |
| Risk-adjusted | ||||
| Sharpe | 0.58 | 0.29 | ARKK | Return above Treasury bills per unit of volatility. |
| Sortino | 0.91 | 0.40 | ARKK | Return above Treasury bills per unit of downside deviation. |
| Treynor | 0.103 | 0.121 | Return above Treasury bills per unit of beta. | |
| Calmar | 0.59 | 0.27 | ARKK | Annualized return divided by the max drawdown. |
| Against the benchmark | ||||
| Benchmark | VOO | ARKK | The ETF each fund is measured against. | |
| Alpha | −2.7% a year | −7.9% a year | Not significant | Yearly return beyond what its beta to the benchmark predicts. |
| Alpha t-stat | −0.37 | −1.75 | Not an edge | How sure the alpha is. Below 2, it could be chance. |
| Alpha range | −17.0% to +11.6% | −16.8% to +1.0% | Includes zero | The 95% range for the yearly alpha. |
| Information ratio | 0.20 | −1.01 | Return against its benchmark per unit of tracking error. | |
| Tracking error | 27.5% | 14.0% | Not an edge | How far weekly returns stray from the benchmark, annualized. |
Computed by ETFIQ from Tiingo daily prices and ETFIQ's distribution records, 203 weekly returns. Cash rate: the 13-week Treasury bill.
What they share
By the books each fund has filed, ARKK and OARK hold 0% of their money in the same securities at the same weight. Holdings dated Oct 27, 2026 and Oct 28, 2026.
half
0% in common
Only in one fund ↓
Side by side
ARKK and OARK on the fields both publish, as of Oct 28, 2026. Source: ETFIQ. Cash paid: distributions over the window, as a share of the starting price.
ARKK and OARK do different jobs. What does each one do in a portfolio?
- What each follows. ARKK follows Broad innovation and megatrends and OARK is measured against ARK Innovation ETF through ARKK.
- Holdings in common. 0% of the weight is in the same securities (holdings dated Oct 27, 2026 and Oct 28, 2026).
- Cost. ARKK charges 0.75% of assets a year and OARK 1.00%, a gap of 0.25 points.
Data as of Oct 28, 2026.
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ARKK
By weight, 36% of ARKK's portfolio is stocks that are also in the S&P 500; its active share against the S&P 500 is 85%. The top ten holdings are 49% of the fund across 46 positions, as published by its issuer for Oct 27, 2026. Over the year to Oct 28, 2026 the fund returned −3.5% with distributions reinvested against +13.7% for its benchmark, the S&P 500 Index, so a holder was behind by 17.2 pts. It sits 44.2% below its all-time high of Feb 12, 2021.
OARK
Over the year to Oct 28, 2026, OARK paid 32.3% of its starting value in cash distributions while its price fell 37.0%. With every distribution reinvested, the fund returned −2.3%. ARK Innovation ETF (ARKK) returned −3.5% over the same days, so a holder was ahead by 1.2 pts. At its price on Oct 28, 2026 the latest distribution annualizes to 27.5%, paid weekly.
Questions people ask
- Are ARKK and OARK in the same category?
- ARKK is a thematic ETF and OARK is an option-income ETF, so they do different jobs. The table compares what both publish: return, cost and holdings.
- Which returned more over the last year, ARKK or OARK?
- In the year to Oct 28, 2026, with distributions reinvested, ARKK returned −3.5% and OARK −2.3%.
- Which is cheaper, ARKK or OARK?
- ARKK is cheaper, by 0.25 percentage points a year. That is about $25 on $10,000 held for a year. Fees come from each fund's prospectus.
Links are sources, not endorsements. A comparison is not a recommendation.
How this is computed
Overlap adds up the smaller of the two weights for each security both funds hold.
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ETFIQ, ARKK against OARK, data as of Oct 28, 2026. https://etfiq.com/compare/any/arkk-vs-oark
ETFIQ. (Oct 28, 2026). ARKK against OARK. Retrieved from https://etfiq.com/compare/any/arkk-vs-oark
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